257 hedge funds and large institutions have $725M invested in Geron in 2025 Q2 according to their latest regulatory filings, with 30 funds opening new positions, 97 increasing their positions, 71 reducing their positions, and 40 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more ownership

Funds ownership:

less funds holding

Funds holding:

11% less capital invested

Capital invested by funds: $812M → $725M (-$86.3M)

25% less first-time investments, than exits

New positions opened: 30 | Existing positions closed: 40

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
257
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.31M
Puts
$1.02M
Net Calls
Net Calls Change

Top Buyers

1 +$19.4M
2 +$10.3M
3 +$9.21M
4
ClearBridge Investments
ClearBridge Investments
New York
+$8.02M
5
SC
Stempoint Capital
New York
+$8.02M

Top Sellers

1 -$26.2M
2 -$12.7M
3 -$11.2M
4
Fidelity Investments
Fidelity Investments
Massachusetts
-$10.6M
5
Millennium Management
Millennium Management
New York
-$6.71M
Name Holding Trade Value Shares
Change
Change in
Stake
Canada Life
101
Canada Life
Manitoba, Canada
$214K
QC
102
Quadrature Capital
United Kingdom
$212K
ProShare Advisors
103
ProShare Advisors
Maryland
$209K
ASRS
104
Arizona State Retirement System
Arizona
$209K
PFSRSONJ
105
Police & Firemen's Retirement System of New Jersey
New Jersey
$203K
State Board of Administration of Florida Retirement System
106
State Board of Administration of Florida Retirement System
Florida
$200K
Teacher Retirement System of Texas
107
Teacher Retirement System of Texas
Texas
$194K
Simplex Trading
108
Simplex Trading
Illinois
$193K
HS
109
HighVista Strategies
Massachusetts
$187K
LPL Financial
110
LPL Financial
California
$187K
CUAMC
111
China Universal Asset Management Company
China
$180K
XT
112
XTX Topco
Cayman Islands
$176K
PCM
113
Polymer Capital Management
New York
$157K
Zurich Cantonal Bank
114
Zurich Cantonal Bank
Switzerland
$146K
LCM
115
Lazari Capital Management
California
$144K
Wealth Enhancement Advisory Services
116
Wealth Enhancement Advisory Services
Minnesota
$142K
KK
117
KLP Kapitalforvaltning
Norway
$141K
DS
118
DRW Securities
Illinois
$137K
EFM
119
E Fund Management
China
$130K
ZIG
120
Zuckerman Investment Group
Illinois
$124K
Osaic Holdings
121
Osaic Holdings
Arizona
$124K
JGC
122
J. Goldman & Co
New York
$122K
Mariner
123
Mariner
Kansas
$119K
BP
124
Ballentine Partners
Massachusetts
$116K
Prudential Financial
125
Prudential Financial
New Jersey
$112K